<template>
    <div class="login-container">
        <div class="login_box">
            <div class="acatar_box">
                <img src="../assets/logo.png" alt="">
            </div>
            <el-form ref="loginfromref" label-width="0px" class="login_from" :model="ruleForm" :rules="loginfromrules">
                <el-form-item prop="username">
                    <el-input v-model="ruleForm.username" prefix-icon="el-icon-user-solid" ></el-input>
                 </el-form-item>
                <el-form-item prop="password">
                    <el-input v-model="ruleForm.password" prefix-icon="iconfont icon-mima" show-password></el-input>
                 </el-form-item>   
                <el-form-item class="btns">
                    <el-button type="primary" @click="login">登录</el-button>
                    <el-button type="info" @click="resetloginfrom">重置</el-button>
                 </el-form-item>
            </el-form>
        </div>
    </div>
</template>

<script>
export default {
    data() {
        return {
            ruleForm:{
                username :'admin',
                password :'123456'
            },
            loginfromrules:{
                username:[ { required: true, message: '请输入用户名', trigger: 'blur' },
                { min: 3, max: 5, message: '长度在 3 到 5 个字符', trigger: 'blur' }],
                password:[{ required: true, message: '请输入密码', trigger: 'blur'},
                { min: 6, max: 15, message: '长度在 6 到 15 个字符', trigger: 'blur' }]
            }
        }
    },
    methods: {
        resetloginfrom(){
            this.$refs.loginfromref.resetFields();      
        },
        login(){
            this.$refs.loginfromref.validate(async (vaild)=>{
                   if(!vaild) return
                   const {data:res}= await this.$http.post('login',this.ruleForm);
                   if(res.meta.status!=200) return this.$message.error("用户名或密码有误")
                   this.$message.success("登录成功")
                   window.sessionStorage.setItem('token',res.data.token)
                   this.$router.push('/home')                     
            })
        }
    },
}
</script>

<style scoped>
.login-container{
   background-color: #2b4b6b;
   height: 100%;
}
.login-container .login_box{
    width: 450px;
    height: 300px;
    background-color: #fff;
    border-radius: 3px ;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%,-50%);
}
.login-container .login_box .acatar_box{
    width: 130px;
    height: 130px;
    border: 1px solid #eee;
    border-radius: 50%;
    box-shadow: 0px 0px 10px #dddddd;
    position: absolute;
    left: 50%;
    transform: translate(-50%,-50%);
    background-color: #fff;
    padding: 10px;
   
}
.login-container .login_box .acatar_box img{
    width: 100%;
    height: 100%;  
    border-radius: 50%;
    background-color: #eee;
}
.login-container .login_box .btns{
    display: flex;
    justify-content: flex-end;
}
.login_from{
    position: absolute;
    width: 100%;
    padding: 0px 20px;
    box-sizing: border-box;
    bottom: 0;
}
</style>